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Spare EXT MDM Preparation
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Spare EXT MDM Preparation

NASA / JSC · 2014-04-18 · photograph (digital archive)

From the collection of NASA Image and Video Library. Free to download, adapt and use — no permission needed.

About this work

ISS039-E-013244 (18 April 2014) --- NASA astronaut Rick Mastracchio, Expeditionn 39 flight engineer, replaces the Enhanced Input/Output Control Unit Circuit Card of the spare External Multiplexer/Demultiplexer (MDM), in preparation for an upcoming spacewalk. He will be joined by fellow NASA astronaut and Flight Engineer Steve Swanson on the spacewalk.

NASA Image and Video Library’s own description
Credit lineSpare EXT MDM Preparation. NASA/JSC, 2014-04-18. Public domain. ID: iss039e013244.
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